Answer and Explanation
Your Answer is
Correct Answer is H
Explanation
Each interior angle of the hexagon is 120°, so the angle OCA is 60°. And since OA is perpendicular to CD, the angle OAC is equal to 90°, and the angle COA equal to 30°.
28. In the regular hexagon below, vertices B, C, and D are labeled; OA is perpendicular to CD; A is the midpoint of CD; and O is the midpoint of BC. What is the degree measure of ∠AOC?
